If you think that iOS isn't capable of "real work" or think it's crippled, read some of this review of
Editorial. Built in Python interpreter with all kinds of scripting that can be applied to text.
I'm trying to take this in a little at a time. The author of that review has been using Editorial for six months already.
And if you're a college student typing all your notes and papers in Word format instead of plain text, you'll hate yourself in a few years.